How to solve $x{y}^{\prime}=2\sqrt{{x}^{2}+{y}^{2}}+y$?

And what would be the standard form to illustrate this situation? (e.g. ${y}^{\prime}+P(x)y=Q(x)$ would be standard form of first order linear differential equation)

And what would be the standard form to illustrate this situation? (e.g. ${y}^{\prime}+P(x)y=Q(x)$ would be standard form of first order linear differential equation)